Question

${43}^{2019} find \: the \: unit \: digit \:$

Answer 1

hey here is you answer

$4 {3}^{2019}$

to find the unit digit we have to find the power of unit digit of the number given -

${3}^{9}$

$3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \\ \\ 9 \times 9 \times 9 \times 9 \times 3 \\ \\ 81 \times 81 \times 3 \\ \\ 1 \times 1 \times 3 \\ \\ = 3$

so your answer is 3

hope this helps you ✌✌✌✌
be brainly

Answer 2

43^2019

3^9

= 3×3×3×3×3×3×3×3×3
=81×81×3
=19683

unit digit no = 3

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